{{1, 0, -2/3, 2/3, -1, -5/6, 0, 2/3, -1/2, 11/6, -1/10, 1/5, 1/30, 1/30, 
  -1/30, 1/6, -1/10, -5/6}, {0, 1, -4/3, -2/3, -3, 0, -5/6, 7/6, 1/2, 5, 
  -1/4, 1/12, 1/4, 1/4, -1/4, -1/6, -1/4, -13/6}}
